I'm posting this one simply because I have never seen one like it before.
U.S. WINALL Ornate CAST IRON PADLOCK with KeyThis padlock had a high bid of $171.51 (Plus $6.85 Shipping).
Approximate Dimensions in inches are: 2 3/8 Tall x 1 7/8 Wide
I received an email that this lock was a military lock of CIVIL WAR vintage.
Shackle Snaps Open Without Any Hestiation
Excellent Condition - As Received - Uncleaned - Check Pictures (2 rows, 11 pictures)
A lock identical to this one sold 3 weeks ago for $282. in worn condition. - eBay (31 Jan 2012)